Home / 2,911.86-4,369.95-2,032.02

Finding the Fourth Proportional to 2,911.86, 4,369.95 and 2,032.02

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Solution

The fourth proportional to 2,911.86, 4,369.95 and 2,032.02 is: 3,049.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.86 : 4,369.95 = 2,032.02 : x
  2. Step 2: Convert to fraction form
    2,911.86/4,369.95 = 2,032.02/x
  3. Step 3: Cross multiply
    2,911.86x = 4,369.95 × 2,032.02
  4. Step 4: Simplify right side
    2,911.86x = 8,879,825.80
  5. Step 5: Solve for x
    x = 8,879,825.80/2,911.86
  6. Step 6: Final answer
    x = 3,049.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.